---> uname -a: Linux prd-centos8-docker-8c-8g-6439.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1061 26501 19 4327 30362 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:3a:b2:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.63/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe3a:b2e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5d:c9:8a:f1 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:5dff:fec9:8af1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/27/2026 _x86_64_ (8 CPU) 14:44:01 LINUX RESTART (8 CPU) 02:45:01 PM tps rtps wtps bread/s bwrtn/s 02:46:01 PM 278.66 19.08 259.58 7695.70 13950.38 02:47:01 PM 175.49 16.43 159.06 2020.93 40297.67 02:48:01 PM 269.58 0.32 269.26 91.04 10246.07 Average: 241.24 11.94 229.30 3269.22 21498.04 02:45:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:46:01 PM 28249432 30609300 4406272 13.49 2688 2672636 1882408 5.59 287112 3633440 317880 02:47:01 PM 26120428 29389644 6535276 20.01 2688 3563608 4040932 11.99 535160 5435288 1600 02:48:01 PM 27135516 31085516 5520188 16.90 2688 4239352 1504612 4.46 819084 4135228 469640 Average: 27168459 30361487 5487245 16.80 2688 3491865 2475984 7.35 547119 4401319 263040 02:45:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:46:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:46:01 PM eth0 522.81 379.17 6083.60 55.34 0.00 0.00 0.00 0.00 02:46:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:47:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:47:01 PM eth0 1361.98 339.02 7200.69 30.70 0.00 0.00 0.00 0.00 02:47:01 PM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 02:47:01 PM veth1c05c0f 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 02:48:01 PM lo 12.95 12.95 1.36 1.36 0.00 0.00 0.00 0.00 02:48:01 PM eth0 151.15 129.24 1712.51 28.21 0.00 0.00 0.00 0.00 02:48:01 PM docker0 4.83 5.88 0.65 0.68 0.00 0.00 0.00 0.00 Average: lo 4.32 4.32 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 678.65 282.48 4998.94 38.08 0.00 0.00 0.00 0.00 Average: docker0 1.61 2.00 0.22 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/27/2026 _x86_64_ (8 CPU) 14:44:01 LINUX RESTART (8 CPU) 02:45:01 PM CPU %user %nice %system %iowait %steal %idle 02:46:01 PM all 16.77 0.00 1.68 1.04 0.08 80.43 02:46:01 PM 0 13.47 0.00 1.12 0.80 0.07 84.54 02:46:01 PM 1 14.21 0.00 2.51 1.42 0.08 81.78 02:46:01 PM 2 17.67 0.00 1.76 1.12 0.10 79.35 02:46:01 PM 3 14.05 0.00 2.08 1.91 0.08 81.89 02:46:01 PM 4 18.88 0.00 1.15 0.72 0.07 79.18 02:46:01 PM 5 13.83 0.00 1.17 0.90 0.08 84.01 02:46:01 PM 6 29.75 0.00 2.39 1.05 0.08 66.72 02:46:01 PM 7 12.29 0.00 1.22 0.40 0.08 86.00 02:47:01 PM all 31.38 0.26 2.53 0.80 0.11 64.92 02:47:01 PM 0 29.75 0.00 2.25 0.52 0.12 67.36 02:47:01 PM 1 10.05 0.00 3.06 2.53 0.10 84.26 02:47:01 PM 2 37.13 0.02 2.99 1.08 0.13 58.64 02:47:01 PM 3 31.97 0.00 2.29 0.24 0.10 65.40 02:47:01 PM 4 33.89 0.00 2.74 0.66 0.10 62.61 02:47:01 PM 5 26.18 2.01 2.56 0.89 0.08 68.27 02:47:01 PM 6 50.91 0.00 1.95 0.37 0.12 46.66 02:47:01 PM 7 31.10 0.08 2.37 0.15 0.08 66.21 02:48:01 PM all 21.88 0.06 2.40 0.55 0.09 75.02 02:48:01 PM 0 19.54 0.00 2.56 0.08 0.10 77.72 02:48:01 PM 1 17.97 0.00 1.93 0.52 0.08 79.50 02:48:01 PM 2 21.53 0.00 1.89 0.18 0.07 76.33 02:48:01 PM 3 26.00 0.13 2.76 0.23 0.10 70.77 02:48:01 PM 4 21.49 0.00 2.55 0.49 0.08 75.39 02:48:01 PM 5 15.81 0.37 2.15 0.12 0.08 81.47 02:48:01 PM 6 23.53 0.00 3.32 2.75 0.08 70.32 02:48:01 PM 7 29.16 0.00 2.04 0.05 0.08 68.66 Average: all 23.33 0.11 2.20 0.80 0.09 73.47 Average: 0 20.91 0.00 1.98 0.47 0.09 76.55 Average: 1 14.08 0.00 2.50 1.49 0.09 81.84 Average: 2 25.43 0.01 2.21 0.79 0.10 71.46 Average: 3 23.99 0.04 2.38 0.79 0.10 72.70 Average: 4 24.74 0.00 2.15 0.62 0.08 72.41 Average: 5 18.59 0.79 1.96 0.64 0.08 77.94 Average: 6 34.72 0.00 2.55 1.39 0.09 61.24 Average: 7 24.17 0.03 1.88 0.20 0.08 73.64